/Engine/Source/Developer/ToolWidgets/Public/Filters/SBasicFilterBar.h
Use this function to get all currently active filters (to filter your items) Not const on purpose: Subclasses might need to update the filter collection before getting it
virtual [TSharedPtr](API\Runtime\Core\Templates\TSharedPtr)< [TFilterCollection](API\Runtime\Core\Misc\TFilterCollection)< FilterType > > GetAllActiveFilters()